[FS#1460] Request to add new flash chip support, China's "new core" XMC .

[LEDE Bugs]

The following task has a new comment added:

FS#1460 - Request to add new flash chip support, China's "new core"    XMC   .
User who did this - Hauke Mehrtens (Hauke)

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Please try this patch from my staging tree:
https://git.openwrt.org/?p=openwrt/staging/hauke.git;a=commitdiff;h=15143c9c98cc85009a496534fce6bfd08060169f

You can also directly use the master branch of my staging tree:
git://git.openwrt.org/openwrt/staging/hauke.git

If this patch works please report back so I can add it to openwrt master.
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More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=1460#comment4536